Nuclear security expert Katja Wernecke (Ulrike Folkerts) helps cover up a fire in the German nuclear reactor she works in, before the government takes a decision on extending the usage license for it. But the press uncovers it. PR man Steffen Stratmann (Matthias Koerbelin) is brought in to improve the companies image - but before he can implement his plan a nuclear meltdown occurs. 2m people have to be evacuated. Wernecke re-enters the hot zone to investigate the cause...
| Actor | Role |
|---|---|
 Ulrike FolkertsKatja Wernecke | Katja Wernecke |
 Thomas SarbacherGerald Wernecke | Gerald Wernecke |
 Matthias KoeberlinSteffen Strathmann | Steffen Strathmann |
 Gerhard GarbersBernd Mahlsdorf | Bernd Mahlsdorf |
 Kai WiesingerWerksleiter Wessel | Werksleiter Wessel |
 Franziska WeiszElke Krüger | Elke Krüger |
| HHelmut ZhubeJohn Johannson | John Johannson |
| HHille BeseleNora Haug | Nora Haug |
| MMichael MoritzClaus Hansen | Claus Hansen |
 Heike Hanold-LynchSprecherin | Sprecherin |
| BBabett ArensNot listed | Not listed |
 Paul MaticReaktorfahrer | Reaktorfahrer |
| SSimone von ZglinickiAusschussvorsitzende | Ausschussvorsitzende |
 Leopold HornungTruppenführer | Truppenführer |